Uh, yes, negative trust is meant for anyone who has scammed someone, who has attempted to scam someone, or who is believed to be a scammer:
That's not true and you know it. If that were the case then why did you post each of these feedbacks, none of which stating that the user was a scammer or was believed to be:
And my personal favorite:
You were right for tagging that guy. What sort of a lowlife would deceive another party in a deal by acting as both a part of the deal and the escrow?
You tagged these people using the trust system because you do not trust them, as you explicitly said in several of your ratings. This is no different to what Lauda or Lutpin is doing in my opinion. Please stop holding people do a double standard simply just because you dislike them, it's obvious and is extremely childish.